3771923

Information

• Patent Grant
• 3771923

• References
• Source

• Patent Number

  3,771,923

• Date Filed

  Not available

• Date Issued

  Tuesday, November 13, 1973
  51 years ago

• CPC

  • B64C37/00 - Convertible aircraft
  • B64C27/021 - Rotor or rotor head construction

• US Classifications

  • 416 - Fluid reaction surfaces
  • 244 - Aeronautics and astronautics